oj.uz

답안 #988562

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
988562 2024-05-25T07:18:56 Z cnn008 드문 곤충 (IOI22_insects) C++17
99.89 / 100
 44 ms 2088 KB 
#include "bits/stdc++.h"
using namespace std;

#include "insects.h"

#ifdef N_N_C
#include "debug.h"
#else
#define cebug(...) "Arya"
#endif

#define ll long long

mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int rand(int l, int r){
    assert(l<=r);
    return uniform_int_distribution<int> (l,r)(rng);
}

const int N=1e5+5;
const int mod=1e9+7;

int min_cardinality(int n){
	set <int> s;
	vector <int> nw;
	vector <int> p(n);
	iota(p.begin(),p.end(),0);
	shuffle(p.begin(),p.end(),rng);
	map <int,set<int>> mp;
	int cad;
	auto add = [&](int i) -> void{
		s.insert(i);
		move_inside(i);
	};
	auto del = [&](int i) -> void{
		s.erase(i);
		move_outside(i);
	};
	auto check = [&](int k) -> bool{
		nw.clear();
		auto op=*mp.lower_bound(k);
		for(auto i:op.second){
			if(s.find(i)!=s.end()) continue;
			add(i);
			if(press_button()>k) del(i);
			else nw.push_back(i);
		}
		mp[k]=s;
		return (int)s.size()>=cad*k;
	};
	for(int i=0; i<n; i++){
		add(p[i]);
		if(press_button()>1) del(p[i]);
	}
	cad=(int)s.size();
	mp[1]=s;
	for(int i=0; i<n; i++) mp[n].insert(i);
	int l=2,r=n/cad,ans=1;
	while(l<=r){
		int mid=(l+r)/2;
		if(check(mid)){
			ans=mid;
			l=mid+1;
		}else{
			r=mid-1;
			for(auto i:nw) del(i);
		}
	}
	return ans;
}
/**  /\_/\
*   (= ._.)
*   / >💖 \>💕
**/

Compilation message

insects.cpp:71:9: warning: "/*" within comment [-Wcomment]
   71 | /**  /\_/\
      |

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 3 ms 856 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 600 KB Output is correct
9 Correct 3 ms 952 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 3 ms 600 KB Output is correct
14 Correct 3 ms 716 KB Output is correct
15 Correct 4 ms 344 KB Output is correct
16 Correct 3 ms 600 KB Output is correct
17 Correct 3 ms 736 KB Output is correct
18 Correct 3 ms 344 KB Output is correct
19 Correct 3 ms 600 KB Output is correct
20 Correct 2 ms 600 KB Output is correct
21 Correct 2 ms 856 KB Output is correct
22 Correct 1 ms 344 KB Output is correct

Subtask #2
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 3 ms 856 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 3 ms 600 KB Output is correct
9 Correct 3 ms 952 KB Output is correct
10 Correct 3 ms 344 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 3 ms 600 KB Output is correct
13 Correct 3 ms 600 KB Output is correct
14 Correct 3 ms 716 KB Output is correct
15 Correct 4 ms 344 KB Output is correct
16 Correct 3 ms 600 KB Output is correct
17 Correct 3 ms 736 KB Output is correct
18 Correct 3 ms 344 KB Output is correct
19 Correct 3 ms 600 KB Output is correct
20 Correct 2 ms 600 KB Output is correct
21 Correct 2 ms 856 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 15 ms 1300 KB Output is correct
24 Correct 4 ms 480 KB Output is correct
25 Correct 16 ms 1212 KB Output is correct
26 Correct 14 ms 1448 KB Output is correct
27 Correct 11 ms 1104 KB Output is correct
28 Correct 9 ms 856 KB Output is correct
29 Correct 13 ms 856 KB Output is correct
30 Correct 16 ms 960 KB Output is correct
31 Correct 13 ms 1396 KB Output is correct
32 Correct 15 ms 1260 KB Output is correct
33 Correct 20 ms 1476 KB Output is correct
34 Correct 14 ms 1216 KB Output is correct
35 Correct 13 ms 1212 KB Output is correct
36 Correct 16 ms 972 KB Output is correct
37 Correct 13 ms 1104 KB Output is correct
38 Correct 12 ms 1212 KB Output is correct
39 Correct 13 ms 796 KB Output is correct
40 Correct 8 ms 856 KB Output is correct
41 Correct 5 ms 700 KB Output is correct

Subtask #3
74.89 / 75.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 1 ms 600 KB Output is correct
7 Correct 32 ms 1740 KB Output is correct
8 Correct 13 ms 1116 KB Output is correct
9 Correct 30 ms 1192 KB Output is correct
10 Correct 28 ms 1264 KB Output is correct
11 Correct 23 ms 676 KB Output is correct
12 Correct 15 ms 1368 KB Output is correct
13 Correct 28 ms 1152 KB Output is correct
14 Correct 27 ms 1152 KB Output is correct
15 Correct 28 ms 2088 KB Output is correct
16 Correct 29 ms 1256 KB Output is correct
17 Correct 27 ms 1716 KB Output is correct
18 Correct 31 ms 1444 KB Output is correct
19 Partially correct 33 ms 1692 KB Output is partially correct
20 Correct 32 ms 1196 KB Output is correct
21 Correct 28 ms 1440 KB Output is correct
22 Correct 29 ms 1216 KB Output is correct
23 Correct 21 ms 1088 KB Output is correct
24 Correct 21 ms 1220 KB Output is correct
25 Correct 18 ms 1124 KB Output is correct
26 Correct 9 ms 1112 KB Output is correct
27 Correct 30 ms 1176 KB Output is correct
28 Correct 31 ms 1492 KB Output is correct
29 Partially correct 34 ms 1148 KB Output is partially correct
30 Partially correct 33 ms 1584 KB Output is partially correct
31 Correct 27 ms 984 KB Output is correct
32 Correct 35 ms 1040 KB Output is correct
33 Correct 29 ms 1108 KB Output is correct
34 Correct 26 ms 1216 KB Output is correct
35 Partially correct 29 ms 1388 KB Output is partially correct
36 Partially correct 29 ms 1560 KB Output is partially correct
37 Correct 34 ms 1488 KB Output is correct
38 Correct 27 ms 1744 KB Output is correct
39 Correct 29 ms 1252 KB Output is correct
40 Correct 25 ms 1616 KB Output is correct
41 Partially correct 31 ms 1508 KB Output is partially correct
42 Partially correct 44 ms 1436 KB Output is partially correct
43 Correct 6 ms 656 KB Output is correct
44 Correct 21 ms 864 KB Output is correct
45 Correct 33 ms 1640 KB Output is correct
46 Correct 18 ms 1364 KB Output is correct
47 Correct 15 ms 868 KB Output is correct
48 Correct 14 ms 1624 KB Output is correct